Belgium's Kevin De Bruyne restrains a pitch invader during their 2014 World Cup round of 16 game against the U.S. at the Fonte Nova arena in Salvador, July 1, 2014.
With the world watching the World Cup, here's a look at some of the fans and protesters who decided to step out of the stands and onto the turf.
2010 World Cup
A pitch invader runs onto the field of play blowing a vuvuzela is stopped by security during the 2010 FIFA World Cup South Africa Semi Final match between Germany and Spain at Durban Stadium, July 7, 2010.
A streaker at Twickenham is discretely led off by police during the England v Wales rugby international, in London, England, 1974.
A streaker is chased by a security guard on the ice during the ladies free skating program at the 2004 World Figure Skating championships in Dortmund, Germany, March 27, 2004.
A streaker is led out of the arena during the Embassy World Snooker Final between Ronnie O'Sullivan and Graeme Dott at the Crucible Theatre in Sheffield, England, May 3, 2004.
Security escort a streaker off the field during the NatWest Series One Day International cricket match between England and Australia played at the County Ground in Bristol, United Kingdom, June 19, 2005.
Australia's Andrew Symonds (front) clashes with a streaker (back) during the second final in the one-day triangular series cricket match in Brisbane, March 4, 2008.
Tour de France
A naked supporter runs by the cyclists during the 197 km eighteenth stage of the 93rd Tour de France cycling race from Morzine to Macon, July 21, 2006.
Marshalls try to get their hands on a streaker as golfers Michael Campbell of New Zealand and Paul McGinley of Ireland play the World Match Play final at Wentworth Golf Club outside of London, Sept. 18 2005.
Hong Kong, China
A streaker runs onto the field at the end of the final match between Samoa and New Zealand on day three of the IRB Hong Kong Sevens, March 28, 2010.
2010 World Cup
A pitch invader is wrestled away from the World Cup Trophy by security, prior to the 2010 FIFA World Cup South Africa Final match between Netherlands and Spain at Soccer City Stadium, July 11, 2010 in Johannesburg, South Africa. (Photo by Laurence Griffiths/Getty Images)
A streaker runs on the 18th hole during the Day Four Singles Matches of the President's Cup at the Muirfield Village Golf Club in Dublin, Ohio, October 6, 2013.
Palmerston, New Zealand
A streaker is tackled by the police during the match between British and Irish Lions and Manawatu at Arena Manawatu in Palmerston North, New Zealand, June 28, 2005.
Hamilton, New Zealand
A streaker is caught by security staff during the round 18 Super Rugby match between the Chiefs and the Hurricanes at Waikato Stadium in Hamilton, New Zealand, July 4, 2014 .
A dressed streaker is arrested after running on the field during the French League Cup football match between Nantes and Paris Saint-Germain at the La Beaujoire stadium in Nantes, France, Feb. 4, 2014.
Italy's national soccer team player Leonardo Bonucci (R) gives his jersey to a boy who rushed the field during a training session at the Maria Lamas Farache-Frasqueirao stadium in Natal, Brazil, June 21, 2014.
A streaker dribbles the ball past Barnet keeper Danny Naisbitt during the Nationwide Division Three match between Barnet v Torquay United at Underhill, Barnet, May 5, 2001.
A female streaker is apprehended by grounds staff after she ran onto the field topless at the England vs. Wales rugby match at Twickenham, England, Mar. 19, 1994
Police officers carry a streaker off the field during Super Bowl XXXVIII between the New England Patriots and the Carolina Panthers at Reliant Stadium in Houston, Texas, February 1, 2004.
A law enforcement officer chases down Steve Consalvi, who ran on to the field before the eighth inning of a baseball game between the Philadelphia Phillies and the St. Louis Cardinals, in Philadelphia, May 3, 2010. The officer used a Taser gun to apprehend Consalvi.